package com.xujiang.common_core.util.ui;

/**
 * {@link android.webkit.MimeTypeMap}
 *
 * @author liaoheng
 * @version 2016-03-31 12:40
 */
public class MimeTypeMap {
    private static MimeTypeMap sMimeTypeMap;

    public enum MimeType {
        PNG("drawable-hdpi", "image/drawable-hdpi"),
        JPEG("jpeg", "image/jpeg"),
        JPG("jpg", "image/jpeg"),
        WEBP("webp", "image/webp");

        private String extension;
        private String mimeType;

        MimeType(String extension, String mimeType) {
            this.extension = extension;
            this.mimeType = mimeType;
        }

        public static MimeType findFromExtension(String extension) {
            for (MimeType type : MimeType.values()) {
                if (type.extension.equals(extension)) {
                    return type;
                }
            }
            return null;
        }

        public static MimeType findFromMimeType(String mimeType) {
            for (MimeType type : MimeType.values()) {
                if (type.mimeType.equals(mimeType)) {
                    return type;
                }
            }
            return null;
        }

        public boolean equalsExtension(MimeType mimeType) {
            if (mimeType == null) {
                return false;
            }
            return getExtension().equals(mimeType.getExtension());
        }

        public boolean equalsMimeType(MimeType mimeType) {
            if (mimeType == null) {
                return false;
            }
            return getMimeType().equals(mimeType.getMimeType());
        }

        public String getExtension() {
            return extension;
        }

        public String getMimeType() {
            return mimeType;
        }
    }

    /**
     * @author https://github.com/samuelneff/MimeTypeMap
     */
    private String[][] mimeTypeArray = { { "323", "text/h323" }, { "3g2", "video/3gpp2" },
            { "3gp", "video/3gpp" }, { "3gp2", "video/3gpp2" },
            { "3gpp", "video/3gpp" },
            { "7z", "application/x-7z-compressed" },
            { "aa", "audio/audible" }, { "AAC", "audio/aac" },
            { "aaf", "application/octet-stream" },
            { "aax", "audio/vnd.audible.aax" }, { "ac3", "audio/ac3" },
            { "aca", "application/octet-stream" },
            { "accda", "application/msaccess.addin" },
            { "accdb", "application/msaccess" },
            { "accdc", "application/msaccess.cab" },
            { "accde", "application/msaccess" },
            { "accdr", "application/msaccess.runtime" },
            { "accdt", "application/msaccess" },
            { "accdw", "application/msaccess.webapplication" },
            { "accft", "application/msaccess.ftemplate" },
            { "acx", "application/internet-property-stream" },
            { "AddIn", "text/xml" }, { "ade", "application/msaccess" },
            { "adobebridge", "application/x-bridge-url" },
            { "adp", "application/msaccess" },
            { "ADT", "audio/vnd.dlna.adts" }, { "ADTS", "audio/aac" },
            { "afm", "application/octet-stream" },
            { "ai", "application/postscript" },
            { "aif", "audio/aiff" }, { "aifc", "audio/aiff" },
            { "aiff", "audio/aiff" },
            { "air",
                    "application/vnd.adobe.air-application-installer-package+zip" },
            { "amc", "application/mpeg" },
            { "anx", "application/annodex" },
            { "application", "application/x-ms-application" },
            { "art", "image/x-jg" }, { "asa", "application/xml" },
            { "asax", "application/xml" },
            { "ascx", "application/xml" },
            { "asd", "application/octet-stream" },
            { "asf", "video/x-ms-asf" }, { "ashx", "application/xml" },
            { "asi", "application/octet-stream" },
            { "asm", "text/plain" }, { "asmx", "application/xml" },
            { "aspx", "application/xml" }, { "asr", "video/x-ms-asf" },
            { "asx", "video/x-ms-asf" },
            { "atom", "application/atom+xml" },
            { "au", "audio/basic" }, { "avi", "video/x-msvideo" },
            { "axa", "audio/annodex" },
            { "axs", "application/olescript" },
            { "axv", "video/annodex" }, { "bas", "text/plain" },
            { "bcpio", "application/x-bcpio" },
            { "bin", "application/octet-stream" },
            { "bmp", "image/bmp" }, { "c", "text/plain" },
            { "cab", "application/octet-stream" },
            { "caf", "audio/x-caf" },
            { "calx", "application/vnd.ms-office.calx" },
            { "cat", "application/vnd.ms-pki.seccat" },
            { "cc", "text/plain" }, { "cd", "text/plain" },
            { "cdda", "audio/aiff" }, { "cdf", "application/x-cdf" },
            { "cer", "application/x-x509-ca-cert" },
            { "cfg", "text/plain" },
            { "chm", "application/octet-stream" },
            { "class", "application/x-java-applet" },
            { "clp", "application/x-msclip" }, { "cmd", "text/plain" },
            { "cmx", "image/x-cmx" }, { "cnf", "text/plain" },
            { "cod", "image/cis-cod" },
            { "config", "application/xml" },
            { "contact", "text/x-ms-contact" },
            { "coverage", "application/xml" },
            { "cpio", "application/x-cpio" }, { "cpp", "text/plain" },
            { "crd", "application/x-mscardfile" },
            { "crl", "application/pkix-crl" },
            { "crt", "application/x-x509-ca-cert" },
            { "cs", "text/plain" }, { "csdproj", "text/plain" },
            { "csh", "application/x-csh" }, { "csproj", "text/plain" },
            { "css", "text/css" }, { "csv", "text/csv" },
            { "cur", "application/octet-stream" },
            { "cxx", "text/plain" },
            { "dat", "application/octet-stream" },
            { "datasource", "application/xml" },
            { "dbproj", "text/plain" },
            { "dcr", "application/x-director" },
            { "def", "text/plain" },
            { "deploy", "application/octet-stream" },
            { "der", "application/x-x509-ca-cert" },
            { "dgml", "application/xml" }, { "dib", "image/bmp" },
            { "dif", "video/x-dv" },
            { "dir", "application/x-director" },
            { "disco", "text/xml" }, { "divx", "video/divx" },
            { "dll", "application/x-msdownload" },
            { "dll.config", "text/xml" }, { "dlm", "text/dlm" },
            { "doc", "application/msword" },
            { "docm",
                    "application/vnd.ms-word.document.macroEnabled.12" },
            { "docx",
                    "application/vnd.openxmlformats-officedocument.wordprocessingml.document" },
            { "dot", "application/msword" },
            { "dotm",
                    "application/vnd.ms-word.template.macroEnabled.12" },
            { "dotx",
                    "application/vnd.openxmlformats-officedocument.wordprocessingml.template" },
            { "dsp", "application/octet-stream" },
            { "dsw", "text/plain" }, { "dtd", "text/xml" },
            { "dtsConfig", "text/xml" }, { "dv", "video/x-dv" },
            { "dvi", "application/x-dvi" }, { "dwf", "drawing/x-dwf" },
            { "dwp", "application/octet-stream" },
            { "dxr", "application/x-director" },
            { "eml", "message/rfc822" },
            { "emz", "application/octet-stream" },
            { "eot", "application/vnd.ms-fontobject" },
            { "eps", "application/postscript" },
            { "etl", "application/etl" }, { "etx", "text/x-setext" },
            { "evy", "application/envoy" },
            { "exe", "application/octet-stream" },
            { "exe.config", "text/xml" },
            { "fdf", "application/vnd.fdf" },
            { "fif", "application/fractals" },
            { "filters", "application/xml" },
            { "fla", "application/octet-stream" },
            { "flac", "audio/flac" }, { "flr", "x-world/x-vrml" },
            { "flv", "video/x-flv" },
            { "fsscript", "application/fsharp-script" },
            { "fsx", "application/fsharp-script" },
            { "generictest", "application/xml" },
            { "gif", "image/gif" }, { "group", "text/x-ms-group" },
            { "gsm", "audio/x-gsm" }, { "gtar", "application/x-gtar" },
            { "gz", "application/x-gzip" }, { "h", "text/plain" },
            { "hdf", "application/x-hdf" }, { "hdml", "text/x-hdml" },
            { "hhc", "application/x-oleobject" },
            { "hhk", "application/octet-stream" },
            { "hhp", "application/octet-stream" },
            { "hlp", "application/winhlp" }, { "hpp", "text/plain" },
            { "hqx", "application/mac-binhex40" },
            { "hta", "application/hta" },
            { "htc", "text/x-component" }, { "htm", "text/html" },
            { "html", "text/html" }, { "htt", "text/webviewhtml" },
            { "hxa", "application/xml" }, { "hxc", "application/xml" },
            { "hxd", "application/octet-stream" },
            { "hxe", "application/xml" }, { "hxf", "application/xml" },
            { "hxh", "application/octet-stream" },
            { "hxi", "application/octet-stream" },
            { "hxk", "application/xml" },
            { "hxq", "application/octet-stream" },
            { "hxr", "application/octet-stream" },
            { "hxs", "application/octet-stream" },
            { "hxt", "text/html" }, { "hxv", "application/xml" },
            { "hxw", "application/octet-stream" },
            { "hxx", "text/plain" }, { "i", "text/plain" },
            { "ico", "image/x-icon" },
            { "ics", "application/octet-stream" },
            { "idl", "text/plain" }, { "ief", "image/ief" },
            { "iii", "application/x-iphone" }, { "inc", "text/plain" },
            { "inf", "application/octet-stream" },
            { "ini", "text/plain" }, { "inl", "text/plain" },
            { "ins", "application/x-internet-signup" },
            { "ipa", "application/x-itunes-ipa" },
            { "ipg", "application/x-itunes-ipg" },
            { "ipproj", "text/plain" },
            { "ipsw", "application/x-itunes-ipsw" },
            { "iqy", "text/x-ms-iqy" },
            { "isp", "application/x-internet-signup" },
            { "ite", "application/x-itunes-ite" },
            { "itlp", "application/x-itunes-itlp" },
            { "itms", "application/x-itunes-itms" },
            { "itpc", "application/x-itunes-itpc" },
            { "IVF", "video/x-ivf" },
            { "jar", "application/java-archive" },
            { "java", "application/octet-stream" },
            { "jck", "application/liquidmotion" },
            { "jcz", "application/liquidmotion" },
            { "jfif", "image/pjpeg" },
            { "jnlp", "application/x-java-jnlp-file" },
            { "jpb", "application/octet-stream" },
            { "jpe", "image/jpeg" }, { "jpeg", "image/jpeg" },
            { "jpg", "image/jpeg" },
            { "js", "application/javascript" },
            { "json", "application/json" }, { "jsx", "text/jscript" },
            { "jsxbin", "text/plain" },
            { "latex", "application/x-latex" },
            { "library-ms", "application/windows-library+xml" },
            { "lit", "application/x-ms-reader" },
            { "loadtest", "application/xml" },
            { "lpk", "application/octet-stream" },
            { "lsf", "video/x-la-asf" }, { "lst", "text/plain" },
            { "lsx", "video/x-la-asf" },
            { "lzh", "application/octet-stream" },
            { "m13", "application/x-msmediaview" },
            { "m14", "application/x-msmediaview" },
            { "m1v", "video/mpeg" },
            { "m2t", "video/vnd.dlna.mpeg-tts" },
            { "m2ts", "video/vnd.dlna.mpeg-tts" },
            { "m2v", "video/mpeg" }, { "m3u", "audio/x-mpegurl" },
            { "m3u8", "audio/x-mpegurl" }, { "m4a", "audio/m4a" },
            { "m4b", "audio/m4b" }, { "m4p", "audio/m4p" },
            { "m4r", "audio/x-m4r" }, { "m4v", "video/x-m4v" },
            { "mac", "image/x-macpaint" }, { "mak", "text/plain" },
            { "man", "application/x-troff-man" },
            { "manifest", "application/x-ms-manifest" },
            { "map", "text/plain" }, { "master", "application/xml" },
            { "mda", "application/msaccess" },
            { "mdb", "application/x-msaccess" },
            { "mde", "application/msaccess" },
            { "mdp", "application/octet-stream" },
            { "me", "application/x-troff-me" },
            { "mfp", "application/x-shockwave-flash" },
            { "mht", "message/rfc822" }, { "mhtml", "message/rfc822" },
            { "mid", "audio/mid" }, { "midi", "audio/mid" },
            { "mix", "application/octet-stream" },
            { "mk", "text/plain" }, { "mmf", "application/x-smaf" },
            { "mno", "text/xml" }, { "mny", "application/x-msmoney" },
            { "mod", "video/mpeg" }, { "mov", "video/quicktime" },
            { "movie", "video/x-sgi-movie" }, { "mp2", "video/mpeg" },
            { "mp2v", "video/mpeg" }, { "mp3", "audio/mpeg" },
            { "mp4", "video/mp4" }, { "mp4v", "video/mp4" },
            { "mpa", "video/mpeg" }, { "mpe", "video/mpeg" },
            { "mpeg", "video/mpeg" },
            { "mpf", "application/vnd.ms-mediapackage" },
            { "mpg", "video/mpeg" },
            { "mpp", "application/vnd.ms-project" },
            { "mpv2", "video/mpeg" }, { "mqv", "video/quicktime" },
            { "ms", "application/x-troff-ms" },
            { "msi", "application/octet-stream" },
            { "mso", "application/octet-stream" },
            { "mts", "video/vnd.dlna.mpeg-tts" },
            { "mtx", "application/xml" },
            { "mvb", "application/x-msmediaview" },
            { "mvc", "application/x-miva-compiled" },
            { "mxp", "application/x-mmxp" },
            { "nc", "application/x-netcdf" },
            { "nsc", "video/x-ms-asf" }, { "nws", "message/rfc822" },
            { "ocx", "application/octet-stream" },
            { "oda", "application/oda" },
            { "odb", "application/vnd.oasis.opendocument.database" },
            { "odc", "application/vnd.oasis.opendocument.chart" },
            { "odf", "application/vnd.oasis.opendocument.formula" },
            { "odg", "application/vnd.oasis.opendocument.graphics" },
            { "odh", "text/plain" },
            { "odi", "application/vnd.oasis.opendocument.image" },
            { "odl", "text/plain" },
            { "odm",
                    "application/vnd.oasis.opendocument.text-master" },
            { "odp",
                    "application/vnd.oasis.opendocument.presentation" },
            { "ods",
                    "application/vnd.oasis.opendocument.spreadsheet" },
            { "odt", "application/vnd.oasis.opendocument.text" },
            { "oga", "audio/ogg" }, { "ogg", "audio/ogg" },
            { "ogv", "video/ogg" }, { "ogx", "application/ogg" },
            { "one", "application/onenote" },
            { "onea", "application/onenote" },
            { "onepkg", "application/onenote" },
            { "onetmp", "application/onenote" },
            { "onetoc", "application/onenote" },
            { "onetoc2", "application/onenote" },
            { "opus", "audio/ogg" },
            { "orderedtest", "application/xml" },
            { "osdx", "application/opensearchdescription+xml" },
            { "otf", "application/font-sfnt" },
            { "otg",
                    "application/vnd.oasis.opendocument.graphics-template" },
            { "oth", "application/vnd.oasis.opendocument.text-web" },
            { "otp",
                    "application/vnd.oasis.opendocument.presentation-template" },
            { "ots",
                    "application/vnd.oasis.opendocument.spreadsheet-template" },
            { "ott",
                    "application/vnd.oasis.opendocument.text-template" },
            { "oxt", "application/vnd.openofficeorg.extension" },
            { "p10", "application/pkcs10" },
            { "p12", "application/x-pkcs12" },
            { "p7b", "application/x-pkcs7-certificates" },
            { "p7c", "application/pkcs7-mime" },
            { "p7m", "application/pkcs7-mime" },
            { "p7r", "application/x-pkcs7-certreqresp" },
            { "p7s", "application/pkcs7-signature" },
            { "pbm", "image/x-portable-bitmap" },
            { "pcast", "application/x-podcast" },
            { "pct", "image/pict" },
            { "pcx", "application/octet-stream" },
            { "pcz", "application/octet-stream" },
            { "pdf", "application/pdf" },
            { "pfb", "application/octet-stream" },
            { "pfm", "application/octet-stream" },
            { "pfx", "application/x-pkcs12" },
            { "pgm", "image/x-portable-graymap" },
            { "pic", "image/pict" }, { "pict", "image/pict" },
            { "pkgdef", "text/plain" }, { "pkgundef", "text/plain" },
            { "pko", "application/vnd.ms-pki.pko" },
            { "pls", "audio/scpls" },
            { "pma", "application/x-perfmon" },
            { "pmc", "application/x-perfmon" },
            { "pml", "application/x-perfmon" },
            { "pmr", "application/x-perfmon" },
            { "pmw", "application/x-perfmon" }, { "drawable-hdpi", "image/drawable-hdpi" },
            { "pnm", "image/x-portable-anymap" },
            { "pnt", "image/x-macpaint" },
            { "pntg", "image/x-macpaint" }, { "pnz", "image/drawable-hdpi" },
            { "pot", "application/vnd.ms-powerpoint" },
            { "potm",
                    "application/vnd.ms-powerpoint.template.macroEnabled.12" },
            { "potx",
                    "application/vnd.openxmlformats-officedocument.presentationml.template" },
            { "ppa", "application/vnd.ms-powerpoint" },
            { "ppam",
                    "application/vnd.ms-powerpoint.addin.macroEnabled.12" },
            { "ppm", "image/x-portable-pixmap" },
            { "pps", "application/vnd.ms-powerpoint" },
            { "ppsm",
                    "application/vnd.ms-powerpoint.slideshow.macroEnabled.12" },
            { "ppsx",
                    "application/vnd.openxmlformats-officedocument.presentationml.slideshow" },
            { "ppt", "application/vnd.ms-powerpoint" },
            { "pptm",
                    "application/vnd.ms-powerpoint.presentation.macroEnabled.12" },
            { "pptx",
                    "application/vnd.openxmlformats-officedocument.presentationml.presentation" },
            { "prf", "application/pics-rules" },
            { "prm", "application/octet-stream" },
            { "prx", "application/octet-stream" },
            { "ps", "application/postscript" },
            { "psc1", "application/PowerShell" },
            { "psd", "application/octet-stream" },
            { "psess", "application/xml" },
            { "psm", "application/octet-stream" },
            { "psp", "application/octet-stream" },
            { "pub", "application/x-mspublisher" },
            { "pwz", "application/vnd.ms-powerpoint" },
            { "qht", "text/x-html-insertion" },
            { "qhtm", "text/x-html-insertion" },
            { "qt", "video/quicktime" },
            { "qti", "image/x-quicktime" },
            { "qtif", "image/x-quicktime" },
            { "qtl", "application/x-quicktimeplayer" },
            { "qxd", "application/octet-stream" },
            { "ra", "audio/x-pn-realaudio" },
            { "ram", "audio/x-pn-realaudio" },
            { "rar", "application/x-rar-compressed" },
            { "ras", "image/x-cmu-raster" },
            { "rat", "application/rat-file" }, { "rc", "text/plain" },
            { "rc2", "text/plain" }, { "rct", "text/plain" },
            { "rdlc", "application/xml" }, { "reg", "text/plain" },
            { "resx", "application/xml" },
            { "rf", "image/vnd.rn-realflash" },
            { "rgb", "image/x-rgb" }, { "rgs", "text/plain" },
            { "rm", "application/vnd.rn-realmedia" },
            { "rmi", "audio/mid" },
            { "rmp", "application/vnd.rn-rn_music_package" },
            { "roff", "application/x-troff" },
            { "rpm", "audio/x-pn-realaudio-plugin" },
            { "rqy", "text/x-ms-rqy" }, { "rtf", "application/rtf" },
            { "rtx", "text/richtext" },
            { "ruleset", "application/xml" }, { "s", "text/plain" },
            { "safariextz", "application/x-safari-safariextz" },
            { "scd", "application/x-msschedule" },
            { "scr", "text/plain" }, { "sct", "text/scriptlet" },
            { "sd2", "audio/x-sd2" }, { "sdp", "application/sdp" },
            { "sea", "application/octet-stream" },
            { "searchConnector-ms",
                    "application/windows-search-connector+xml" },
            { "setpay", "application/set-payment-initiation" },
            { "setreg", "application/set-registration-initiation" },
            { "settings", "application/xml" },
            { "sgimb", "application/x-sgimb" },
            { "sgml", "text/sgml" }, { "sh", "application/x-sh" },
            { "shar", "application/x-shar" }, { "shtml", "text/html" },
            { "sit", "application/x-stuffit" },
            { "sitemap", "application/xml" },
            { "skin", "application/xml" },
            { "sldm",
                    "application/vnd.ms-powerpoint.slide.macroEnabled.12" },
            { "sldx",
                    "application/vnd.openxmlformats-officedocument.presentationml.slide" },
            { "slk", "application/vnd.ms-excel" },
            { "sln", "text/plain" },
            { "slupkg-ms", "application/x-ms-license" },
            { "smd", "audio/x-smd" },
            { "smi", "application/octet-stream" },
            { "smx", "audio/x-smd" }, { "smz", "audio/x-smd" },
            { "snd", "audio/basic" }, { "snippet", "application/xml" },
            { "snp", "application/octet-stream" },
            { "sol", "text/plain" }, { "sor", "text/plain" },
            { "spc", "application/x-pkcs7-certificates" },
            { "spl", "application/futuresplash" },
            { "spx", "audio/ogg" },
            { "src", "application/x-wais-source" },
            { "srf", "text/plain" },
            { "SSISDeploymentManifest", "text/xml" },
            { "ssm", "application/streamingmedia" },
            { "sst", "application/vnd.ms-pki.certstore" },
            { "stl", "application/vnd.ms-pki.stl" },
            { "sv4cpio", "application/x-sv4cpio" },
            { "sv4crc", "application/x-sv4crc" },
            { "svc", "application/xml" }, { "svg", "image/svg+xml" },
            { "swf", "application/x-shockwave-flash" },
            { "t", "application/x-troff" },
            { "tar", "application/x-tar" },
            { "tcl", "application/x-tcl" },
            { "testrunconfig", "application/xml" },
            { "testsettings", "application/xml" },
            { "tex", "application/x-tex" },
            { "texi", "application/x-texinfo" },
            { "texinfo", "application/x-texinfo" },
            { "tgz", "application/x-compressed" },
            { "thmx", "application/vnd.ms-officetheme" },
            { "thn", "application/octet-stream" },
            { "tif", "image/tiff" }, { "tiff", "image/tiff" },
            { "tlh", "text/plain" }, { "tli", "text/plain" },
            { "toc", "application/octet-stream" },
            { "tr", "application/x-troff" },
            { "trm", "application/x-msterminal" },
            { "trx", "application/xml" },
            { "ts", "video/vnd.dlna.mpeg-tts" },
            { "tsv", "text/tab-separated-values" },
            { "ttf", "application/font-sfnt" },
            { "tts", "video/vnd.dlna.mpeg-tts" },
            { "txt", "text/plain" },
            { "u32", "application/octet-stream" },
            { "uls", "text/iuls" }, { "user", "text/plain" },
            { "ustar", "application/x-ustar" }, { "vb", "text/plain" },
            { "vbdproj", "text/plain" }, { "vbk", "video/mpeg" },
            { "vbproj", "text/plain" }, { "vbs", "text/vbscript" },
            { "vcf", "text/x-vcard" }, { "vcproj", "application/xml" },
            { "vcs", "text/plain" }, { "vcxproj", "application/xml" },
            { "vddproj", "text/plain" }, { "vdp", "text/plain" },
            { "vdproj", "text/plain" },
            { "vdx", "application/vnd.ms-visio.viewer" },
            { "vml", "text/xml" }, { "vscontent", "application/xml" },
            { "vsct", "text/xml" }, { "vsd", "application/vnd.visio" },
            { "vsi", "application/ms-vsi" },
            { "vsix", "application/vsix" },
            { "vsixlangpack", "text/xml" },
            { "vsixmanifest", "text/xml" },
            { "vsmdi", "application/xml" }, { "vspscc", "text/plain" },
            { "vss", "application/vnd.visio" },
            { "vsscc", "text/plain" }, { "vssettings", "text/xml" },
            { "vssscc", "text/plain" },
            { "vst", "application/vnd.visio" },
            { "vstemplate", "text/xml" },
            { "vsto", "application/x-ms-vsto" },
            { "vsw", "application/vnd.visio" },
            { "vsx", "application/vnd.visio" },
            { "vtx", "application/vnd.visio" }, { "wav", "audio/wav" },
            { "wave", "audio/wav" }, { "wax", "audio/x-ms-wax" },
            { "wbk", "application/msword" },
            { "wbmp", "image/vnd.wap.wbmp" },
            { "wcm", "application/vnd.ms-works" },
            { "wdb", "application/vnd.ms-works" },
            { "wdp", "image/vnd.ms-photo" },
            { "webarchive", "application/x-safari-webarchive" },
            { "webm", "video/webm" },
            { "webp",
                    "image/webp" }, /* https://en.wikipedia.org/wiki/WebP */
            { "webtest", "application/xml" },
            { "wiq", "application/xml" },
            { "wiz", "application/msword" },
            { "wks", "application/vnd.ms-works" },
            { "WLMP", "application/wlmoviemaker" },
            { "wlpginstall", "application/x-wlpg-detect" },
            { "wlpginstall3", "application/x-wlpg3-detect" },
            { "wm", "video/x-ms-wm" }, { "wma", "audio/x-ms-wma" },
            { "wmd", "application/x-ms-wmd" },
            { "wmf", "application/x-msmetafile" },
            { "wml", "text/vnd.wap.wml" },
            { "wmlc", "application/vnd.wap.wmlc" },
            { "wmls", "text/vnd.wap.wmlscript" },
            { "wmlsc", "application/vnd.wap.wmlscriptc" },
            { "wmp", "video/x-ms-wmp" }, { "wmv", "video/x-ms-wmv" },
            { "wmx", "video/x-ms-wmx" },
            { "wmz", "application/x-ms-wmz" },
            { "woff", "application/font-woff" },
            { "wpl", "application/vnd.ms-wpl" },
            { "wps", "application/vnd.ms-works" },
            { "wri", "application/x-mswrite" },
            { "wrl", "x-world/x-vrml" }, { "wrz", "x-world/x-vrml" },
            { "wsc", "text/scriptlet" }, { "wsdl", "text/xml" },
            { "wvx", "video/x-ms-wvx" },
            { "x", "application/directx" },
            { "xaf", "x-world/x-vrml" },
            { "xaml", "application/xaml+xml" },
            { "xap", "application/x-silverlight-app" },
            { "xbap", "application/x-ms-xbap" },
            { "xbm", "image/x-xbitmap" }, { "xdr", "text/plain" },
            { "xht", "application/xhtml+xml" },
            { "xhtml", "application/xhtml+xml" },
            { "xla", "application/vnd.ms-excel" },
            { "xlam",
                    "application/vnd.ms-excel.addin.macroEnabled.12" },
            { "xlc", "application/vnd.ms-excel" },
            { "xld", "application/vnd.ms-excel" },
            { "xlk", "application/vnd.ms-excel" },
            { "xll", "application/vnd.ms-excel" },
            { "xlm", "application/vnd.ms-excel" },
            { "xls", "application/vnd.ms-excel" },
            { "xlsb",
                    "application/vnd.ms-excel.sheet.binary.macroEnabled.12" },
            { "xlsm",
                    "application/vnd.ms-excel.sheet.macroEnabled.12" },
            { "xlsx",
                    "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" },
            { "xlt", "application/vnd.ms-excel" },
            { "xltm",
                    "application/vnd.ms-excel.template.macroEnabled.12" },
            { "xltx",
                    "application/vnd.openxmlformats-officedocument.spreadsheetml.template" },
            { "xlw", "application/vnd.ms-excel" },
            { "xml", "text/xml" }, { "xmta", "application/xml" },
            { "xof", "x-world/x-vrml" }, { "XOML", "text/plain" },
            { "xpm", "image/x-xpixmap" },
            { "xps", "application/vnd.ms-xpsdocument" },
            { "xrm-ms", "text/xml" }, { "xsc", "application/xml" },
            { "xsd", "text/xml" }, { "xsf", "text/xml" },
            { "xsl", "text/xml" }, { "xslt", "text/xml" },
            { "xsn", "application/octet-stream" },
            { "xss", "application/xml" },
            { "xspf", "application/xspf+xml" },
            { "xtp", "application/octet-stream" },
            { "xwd", "image/x-xwindowdump" },
            { "z", "application/x-compress" },
            { "zip", "application/zip" },
            { "apk", "application/vnd.android.package-archive" } };

    /**
     * Return true if the given MIME type has an entry in the map.
     *
     * @param mimeType A MIME type (i.e. text/plain)
     * @return True iff there is a mimeType entry in the map.
     */
    public boolean hasMimeType(String mimeType) {
        for (String[] aMimeTypeArray : mimeTypeArray) {
            String mime = aMimeTypeArray[1];
            if (mime.equals(mimeType)) {
                return true;
            }
        }
        return false;
    }

    /**
     * Return true if the given extension has a registered MIME type.
     *
     * @param extension A file extension without the leading '.'
     * @return True iff there is an extension entry in the map.
     */
    public boolean hasExtension(String extension) {
        for (String[] aMimeTypeArray : mimeTypeArray) {
            String ext = aMimeTypeArray[0];
            if (ext.equals(extension)) {
                return true;
            }
        }
        return false;
    }

    /**
     * Return the MIME type for the given extension.
     *
     * @param extension A file extension without the leading '.'
     * @return The MIME type for the given extension or null iff there is none.
     */
    public String getMimeTypeFromExtension(String extension) {
        for (String[] aMimeTypeArray : mimeTypeArray) {
            String ext = aMimeTypeArray[0];
            if (ext.equals(extension)) {
                return aMimeTypeArray[1];
            }
        }
        return null;
    }

    /**
     * Return the registered extension for the given MIME type. Note that some
     * MIME types map to multiple extensions. This call will return the most
     * common extension for the given MIME type.
     *
     * @param mimeType A MIME type (i.e. text/plain)
     * @return The extension for the given MIME type or null iff there is none.
     */
    public String getExtensionFromMimeType(String mimeType) {
        for (String[] aMimeTypeArray : mimeTypeArray) {
            String mime = aMimeTypeArray[1];
            if (mime.equals(mimeType)) {
                return aMimeTypeArray[0];
            }
        }
        return null;
    }

    /**
     * Get the singleton instance of MimeTypeMap.
     *
     * @return The singleton instance of the MIME-type map.
     */
    public static MimeTypeMap getSingleton() {
        if (sMimeTypeMap == null) {
            sMimeTypeMap = new MimeTypeMap();
        }
        return sMimeTypeMap;
    }
}
